--- product_id: 627861024 title: "California Design Den Luxury Twin XL Duvet Covers, White" brand: "california design den" price: "¥17669" currency: JPY in_stock: true category: "California Design Den" url: https://www.desertcart.jp/products/627861024-california-design-den-luxury-twin-xl-duvet-covers-white store_origin: JP region: Japan --- # 400 thread count sateen OEKO-TEX certified & sustainable packaging Twin XL / Twin size perfect fit California Design Den Luxury Twin XL Duvet Covers, White **Brand:** california design den **Price:** ¥17669 **Availability:** ✅ In Stock ## Summary > ✨ Elevate your sleep game with luxe softness and conscious style 🛏️ ## Quick Answers - **What is this?** California Design Den Luxury Twin XL Duvet Covers, White by california design den - **How much does it cost?** ¥17669 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.jp](https://www.desertcart.jp/products/627861024-california-design-den-luxury-twin-xl-duvet-covers-white) ## Best For - california design den enthusiasts ## Why This Product - Trusted california design den brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Effortless Care:** Machine washable and tumble dry friendly—protect your comforter without the hassle. - • **Award-Winning Comfort:** Backed by the Good Housekeeping Seal & 2025 Best Bedding winner for unmatched luxury. - • **Premium Cotton Sateen:** 400 thread count 100% long staple cotton delivers breathable softness with a subtle sheen. - • **Tailored Fit & Secure:** Designed for Twin XL/Twin comforters with button closure and internal ties to keep your duvet perfectly in place. - • **Sustainable & Socially Conscious:** Plastic-free packaging and over 36,000 bedding donations since 2022—sleep well, feel good. ## Overview California Design Den’s Luxury Twin XL Duvet Cover features a 400 thread count 100% cotton sateen weave, offering breathable, soft comfort with a sleek, wrinkle-resistant finish. Certified by OEKO-TEX and awarded the Good Housekeeping Seal, it fits Twin and Twin XL comforters perfectly with button closures and internal ties for secure use. Easy to care for and crafted sustainably with plastic-free packaging, this duvet cover blends premium quality with ethical values. ## Description Buy California Design Den Luxury Twin XL Duvet Covers, White | Soft 400 Thread Count 100% Cotton Sateen Backed by Good Housekeeping Seal, Button Closure & Corner Ties (No Pillow Shams): Duvet Covers - desertcart.com ✓ FREE DELIVERY possible on eligible purchases ## Features - OUR DUVET COVER IS BACKED BY THE GOOD HOUSEKEEPING SEAL: Experience the difference in comfort and quality with our award-winning luxurious 400 thread count sateen 100% cotton duvet cover twin XL / twin. Feel the natural softness and breathable feel of the fabric against your skin. Our product also won the GH Best Bedding award in 2025. - 1 TWIN XL / TWIN SIZE DUVET COVER ONLY (COMFORTER NOT INCLUDED): 1 white twin duvet cover / twin XL duvet cover only (68" wide x 92" long) features high-quality stitching for enduring durability. Fits twin or twin XL comforters on various mattress types. Please measure your comforter size to evaluate if our duvet cover is a match. Made from the same 400 thread count fabric as our sheet sets and pillowcases for a coordinated look (each sold separately). - EASY TO WASH & USE: Protect your duvet insert or comforter without the hassle of washing the entire comforter. Our twin XL / twin size duvet cover is easy to wash and dry at home at regular settings. The duvet cover has button openings and internal ties to keep the comforter in place. Every item bearing the OEKO-TEX STANDARD 100 label is certified as having passed safety tests for harmful substances. - THE LOOK: Imagine your bed looking beautifully styled with our twin XL / twin size duvet covers. Our cotton sateen fabric has a beautiful sheen and has minimal wrinkles giving a crisp and elegant look. We also have matching bed sheets in the same fabric and color too. - OUR COMMITMENT: We prioritize comfort, community, and sustainability. Since 2022, we've donated over 36,000 bedding items to US charities and removed plastic from our packaging. Sheets are crafted in our family‑owned factory in India with care and quality‑checked—thread count may vary by ±5% due to standard manufacturing limits. Thoughtfully crafted for everyday comfort. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CWGP5Y7L | | Age Range Description | Adult | | Best Sellers Rank | #3,982 in Home & Kitchen ( See Top 100 in Home & Kitchen ) #1 in Bedding Duvet Covers | | Brand Name | California Design Den | | Closure Type | Button | | Color | 01 - White (No Comforter) | | Customer Reviews | 4.5 4.5 out of 5 stars (2,604) | | Fabric Type | 100% Long Staple Cotton, Sateen Weave | | Included Components | Duvet Cover | | Item Dimensions | 11.2 x 9 x 2.5 inches | | Item Display Dimensions | 11.2 x 9 x 2.5 inches | | Item Highlight | Soft 400 Thread Count 100% Cotton Sateen Backed by Good Housekeeping Seal, Button Closure & Corner Ties (No Pillow Shams) | | Item Type Name | Duvet cover | | Item Weight | 2.9 pounds | | Manufacturer | California Design Den | | Manufacturer Part Number | 840307185365 | | Material Type | Cotton | | Model Number | 840307185365 | | Number of Items | 1 | | Number of Packs | 1 | | Number of Pieces | 1 | | Other Special Features of the Product | Luxuriously Soft 100% Cotton, Button Opening, Internal Ties, Breathable, No-Tear, Tested for pilling, fading, and shrinkage | | Pattern | Solid | | Percent Cotton | 100 | | Product Care Instructions | Machine Wash, Tumble Dry | | Seasons | All, Fall, Summer, Winter | | Set Name | Duvet Covers | | Size | Twin/Twin XL (68" x 92") | | Style Name | Modern | | Theme | Modern | | Thread Count | 400 | | UPC | 840307185365 | | Unit Count | 1 Count | | Weave Type | Sateen | ## Product Details - **Brand:** California Design Den - **Color:** 01 - White (No Comforter) - **Material:** Cotton - **Pattern:** Solid - **Size:** Twin/Twin XL (68" x 92") ## Images ![California Design Den Luxury Twin XL Duvet Covers, White - Image 1](https://m.media-amazon.com/images/I/71qLZkRblxL.jpg) ![California Design Den Luxury Twin XL Duvet Covers, White - Image 2](https://m.media-amazon.com/images/I/41WoF3wvhGL.jpg) ![California Design Den Luxury Twin XL Duvet Covers, White - Image 3](https://m.media-amazon.com/images/I/41W+xs+cgXL.jpg) ![California Design Den Luxury Twin XL Duvet Covers, White - Image 4](https://m.media-amazon.com/images/I/41gPYeTMOCL.jpg) ![California Design Den Luxury Twin XL Duvet Covers, White - Image 5](https://m.media-amazon.com/images/I/41A22WMCUhL.jpg) ## Available Options This product comes in different **Color, Size** options. ## Questions & Answers **Q: What material is this duvet cover set made from?** A: Our duvet cover set is made from 100% pure cotton, which is breathable, soft, and durable. Cotton helps regulate temperature and becomes softer with every wash, providing a comfortable sleeping experience. **Q: Can I wash these duvet covers in hot water?** A: Hot water washing is acceptable, but it may slightly shorten the lifespan of any cotton duvet cover. For optimal care, machine wash in warm water. Cotton duvet covers last a few years, while our high thread count options endure 5–10 years. **Q: Does this duvet cover have closures?** A: Yes! The duvet cover features a button closure for a clean, seamless look. It also includes 4 corner ties inside to keep the comforter securely in place and prevent it from shifting during use. **Q: Would you recommend these duvet covers for all seasons, especially for hot sleepers?** A: Our duvet covers, made from 100% cotton, are perfect for year-round use and especially ideal for hot sleepers. The natural softness and breathability of cotton help regulate body temperature, keeping you cool and comfortable throughout the night. **Q: What is the return policy if I'm not satisfied with these duvet covers?** A: Amazon's return window covers these duvet covers - so you can buy them with confidence even if you have washed or used them. ## Frequently Bought Together - California Design Den Twin XL/Twin Size Duvet Cover Only, 400 Thread Count 100% Cotton Duvet Cover Twin XL/Twin, Cooling Comforter Cover Cotton with Button Closure and Corner Ties (White) - Serta Goose Feather Down Fiber Cotton Comforter Twin Size - 100% Cotton Duvet Insert - Hotel Luxury Hypoallergenic Bedding Comforter All Season Medium Warmth 68 x 90 Inch White --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.jp/products/627861024-california-design-den-luxury-twin-xl-duvet-covers-white](https://www.desertcart.jp/products/627861024-california-design-den-luxury-twin-xl-duvet-covers-white) --- *Product available on Desertcart Japan* *Store origin: JP* *Last updated: 2026-09-13*